Example usage for org.hibernate Session evict

Introduction

In this page you can find the example usage for org.hibernate Session evict.

Prototype

void evict(Object object);

Source Link

Document

Remove this instance from the session cache.

Usage

From source file:com.hazelcast.hibernate.LocalRegionFactoryDefaultTest.java

License:Open Source License

@Test
public void testEntity() {
    final HazelcastInstance hz = getHazelcastInstance(sf);
    assertNotNull(hz);/*from  www . j  a va  2  s  .  c om*/
    final int count = 100;
    final int childCount = 3;
    insertDummyEntities(count, childCount);
    List<DummyEntity> list = new ArrayList<DummyEntity>(count);
    Session session = sf.openSession();
    try {
        for (int i = 0; i < count; i++) {
            DummyEntity e = (DummyEntity) session.get(DummyEntity.class, (long) i);
            session.evict(e);
            list.add(e);
        }
    } finally {
        session.close();
    }
    session = sf.openSession();
    Transaction tx = session.beginTransaction();
    try {
        for (DummyEntity dummy : list) {
            dummy.setDate(new Date());
            session.update(dummy);
        }
        tx.commit();
    } catch (Exception e) {
        tx.rollback();
        e.printStackTrace();
    } finally {
        session.close();
    }

    Statistics stats = sf.getStatistics();
    assertEquals((childCount + 1) * count, stats.getEntityInsertCount());
    // twice put of entity and properties (on load and update) and once put of collection
    assertEquals((childCount + 1) * count * 2 + count, stats.getSecondLevelCachePutCount());
    assertEquals(childCount * count, stats.getEntityLoadCount());
    assertEquals(count, stats.getSecondLevelCacheHitCount());
    // collection cache miss
    assertEquals(count, stats.getSecondLevelCacheMissCount());
    stats.logSummary();
}

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From source file:com.hazelcast.hibernate.RegionFactoryDefaultTest.java

License:Open Source License

@Test
public void testEntity() {
    final HazelcastInstance hz = getHazelcastInstance(sf);
    assertNotNull(hz);//w  w w.  ja va  2s . co  m
    final int count = 100;
    final int childCount = 3;
    insertDummyEntities(count, childCount);
    List<DummyEntity> list = new ArrayList<DummyEntity>(count);
    Session session = sf.openSession();
    try {
        for (int i = 0; i < count; i++) {
            DummyEntity e = (DummyEntity) session.get(DummyEntity.class, (long) i);
            session.evict(e);
            list.add(e);
        }
    } finally {
        session.close();
    }
    session = sf.openSession();
    Transaction tx = session.beginTransaction();
    try {
        for (DummyEntity dummy : list) {
            dummy.setDate(new Date());
            session.update(dummy);
        }
        tx.commit();
    } catch (Exception e) {
        tx.rollback();
        e.printStackTrace();
    } finally {
        session.close();
    }

    Statistics stats = sf.getStatistics();
    Map<?, ?> cache = hz.getMap(DummyEntity.class.getName());
    Map<?, ?> propCache = hz.getMap(DummyProperty.class.getName());
    Map<?, ?> propCollCache = hz.getMap(DummyEntity.class.getName() + ".properties");
    assertEquals((childCount + 1) * count, stats.getEntityInsertCount());
    // twice put of entity and properties (on load and update) and once put of collection
    // TODO: fix next assertion ->
    //        assertEquals((childCount + 1) * count * 2, stats.getSecondLevelCachePutCount());
    assertEquals(childCount * count, stats.getEntityLoadCount());
    assertEquals(count, stats.getSecondLevelCacheHitCount());
    // collection cache miss
    assertEquals(count, stats.getSecondLevelCacheMissCount());
    assertEquals(count, cache.size());
    assertEquals(count * childCount, propCache.size());
    assertEquals(count, propCollCache.size());
    sf.getCache().evictEntityRegion(DummyEntity.class);
    sf.getCache().evictEntityRegion(DummyProperty.class);
    assertEquals(0, cache.size());
    assertEquals(0, propCache.size());
    stats.logSummary();
}

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From source file:com.jdon.persistence.hibernate.HibernateTemplate.java

License:Apache License

public void evict(final Object entity) throws Exception {
    doHibernate(new HibernateCallback() {
        public Object execute(Session session) throws HibernateException {
            session.evict(entity);
            return null;
        }//from  w  w w.  j a va  2s  .c om
    });
}

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From source file:com.lewischooman.dao.MovieShowDAO.java

License:Open Source License

@Override
public Status updateMovieShowWithBooking(MovieShowDB[] movieShowArr, Integer seatsBooked) {
    Session session;
    Integer showSeatsAvailable, showSeatsBooked;

    session = this.sessionFactory.getCurrentSession();
    if (session.contains(movieShowArr[0])) {
        session.evict(movieShowArr[0]);
    }// ww  w . j a  va  2  s  . c o m
    movieShowArr[0] = this.getMovieShowById(movieShowArr[0].getId(), LockOptions.UPGRADE);
    showSeatsAvailable = movieShowArr[0].getSeatsAvailable();
    showSeatsBooked = movieShowArr[0].getSeatsBooked();
    if (showSeatsAvailable - showSeatsBooked >= seatsBooked) {
        showSeatsBooked += seatsBooked;
        movieShowArr[0].setSeatsBooked(showSeatsBooked);
        movieShowArr[0].setSeatsBalance(showSeatsAvailable - showSeatsBooked);
        movieShowArr[0].setAmount(movieShowArr[0].getPrice() * showSeatsBooked);

        return Status.OK;
    } else {
        return Status.INSUFFICIENT_SEATS;
    }
}

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From source file:com.mercatis.lighthouse3.persistence.commons.hibernate.DomainModelEntityDAOImplementation.java

License:Apache License

public void update(Entity entityToUpdate) {
    if (!alreadyPersisted(entityToUpdate))
        throw new PersistenceException("Entity not persistent", null);
    try {/*from   ww w.  ja  va  2s.  c o m*/
        Session sess = unitOfWork.getCurrentSession();
        sess.evict(entityToUpdate);
        sess.update(entityToUpdate);
    } catch (Exception cause) {
        throw new PersistenceException("Update of entity failed", cause);
    }
}

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From source file:com.mercatis.lighthouse3.persistence.status.hibernate.StatusRegistryImplementation.java

License:Apache License

@Override
public void delete(Status statusToDelete) {
    Status status = this.findByCode(statusToDelete.getCode());
    if (status == null) {
        throw new PersistenceException("Entity not persistent", null);
    }/*from  ww  w . j  ava2 s  . co m*/
    Session session = unitOfWork.getCurrentSession();

    try {
        // null potential foreign key references
        session.createSQLQuery("delete from STATUS_METADATA where MD_STATUS_ID = :status_id")
                .setParameter("status_id", status.getId()).executeUpdate();
        session.createSQLQuery("update STATUS set LATEST_STATUS_CHANGE = null where STA_ID = :id")
                .setLong("id", status.getId()).executeUpdate();
        session.createSQLQuery("update STATUS_CHANGES set NEXT_STATUS_CHANGE = null where SCH_STATUS_ID = :id")
                .setLong("id", status.getId()).executeUpdate();
        session.createSQLQuery(
                "update STATUS_CHANGES set PREVIOUS_STATUS_CHANGE = null where SCH_STATUS_ID = :id")
                .setLong("id", status.getId()).executeUpdate();

        session.createSQLQuery("delete from STATUS_CHANGES where SCH_STATUS_ID = :id")
                .setLong("id", status.getId()).executeUpdate();
        session.createSQLQuery("delete from STATUS_NOTIFICATION_CHANNELS where SNC_STATUS_ID = :id")
                .setLong("id", status.getId()).executeUpdate();
        session.createSQLQuery("delete from STATUS where STA_ID = :id").setLong("id", status.getId())
                .executeUpdate();
    } catch (Exception e) {
        throw new PersistenceException("Deletion of status failed", e);
    }

    session.evict(status);
}

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From source file:com.nec.crud.CrudRepositoryImpl.java

License:Open Source License

/** {@inheritDoc} */
@Override
public void evict(final Session session, Object obj) {
    session.evict(obj);
}

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From source file:com.qa.onlinebanking.dao.ObjectDao.java

public void updateObject(Object object, long id, Class<T> ClassName)
        throws IllegalAccessException, InvocationTargetException {
    Session session = factory.openSession();
    Transaction tx = null;//from ww  w.ja v a  2s  .c om
    try {
        session.evict(object);
        tx = session.beginTransaction();
        // Update Object

        this.t = (T) session.get(ClassName, id);
        BeanUtils.copyProperties(t, object);
        session.merge(t);
        //session.update(object);
        tx.commit();
    } catch (HibernateException e) {
        if (tx != null) {
            tx.rollback();
        }
        e.printStackTrace();
    } finally {
        session.close();
    }
}

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From source file:com.redhat.rhn.common.hibernate.HibernateFactory.java

License:Open Source License

/**
 * Util to reload an object using Hibernate
 * @param obj to be reloaded/*from w w  w . j  a  va  2 s.co  m*/
 * @return Object found if not, null
 * @throws HibernateException if something bad happens.
 */
public static Object reload(Object obj) throws HibernateException {
    // assertNotNull(obj);
    ClassMetadata cmd = connectionManager.getMetadata(obj);
    Serializable id = cmd.getIdentifier(obj, EntityMode.POJO);
    Session session = getSession();
    session.flush();
    session.evict(obj);
    /*
     * In hibernate 3, the following doesn't work:
     * session.load(obj.getClass(), id);
     * load returns the proxy class instead of the persisted class, ie,
     * Filter$$EnhancerByCGLIB$$9bcc734d_2 instead of Filter.
     * session.get is set to not return the proxy class, so that is what we'll use.
     */
    Object result = session.get(obj.getClass(), id);
    // assertNotSame(obj, result);
    return result;
}

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From source file:com.redhat.rhn.domain.config.test.ConfigurationFactoryTest.java

License:Open Source License

public void testRemoveConfigChannel() {

    //Let's create a channel/file/revision
    ConfigRevision cr = ConfigTestUtils.createConfigRevision(user.getOrg());
    ConfigChannel channel = cr.getConfigFile().getConfigChannel();
    assertNotNull(cr.getId());/*w w w  . jav  a2s.c o m*/

    //now let's create another file in this channel without a revision,
    //just to test things out.
    ConfigFile file = ConfigTestUtils.createConfigFile(channel);
    assertNotNull(file.getId());

    //We have to evict everything from the session so that hibernate
    //doesn't complain that we removed things out from under its feet.
    Session session = HibernateFactory.getSession();
    session.flush();
    session.evict(channel);
    session.evict(file);
    session.evict(cr.getConfigFile());
    session.evict(cr);

    //run the method we are testing
    ConfigurationFactory.removeConfigChannel(channel);

    //confirm that the channel is gone.
    assertNull(ConfigurationFactory.lookupConfigChannelById(channel.getId()));
    //and everything that was in the channel.
    assertNull(ConfigurationFactory.lookupConfigFileById(file.getId()));
    assertNull(ConfigurationFactory.lookupConfigFileById(cr.getConfigFile().getId()));
    assertNull(ConfigurationFactory.lookupConfigRevisionById(cr.getId()));
}

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